Deck
3 Brazen Borrower
4 Cloudfin Raptor
4 Curious Obsession
2 Dive Down
2 Harbinger of the Tides
20 Island
4 Master of Waves
4 Merfolk Trickster
3 Mutavault
4 Siren Stormtamer
1 Spell Pierce
1 Stubborn Denial
4 Tempest Djinn
4 Thassa, God of the Sea

Sideboard
1 Dispel
2 Grafdigger's Cage
2 Jace, Architect of Thought
2 Pithing Needle
3 Rapid Hybridization
1 Spell Pierce
1 Stubborn Denial
3 Wizard's Retort